JPH0486181U - - Google Patents
Info
- Publication number
- JPH0486181U JPH0486181U JP12993490U JP12993490U JPH0486181U JP H0486181 U JPH0486181 U JP H0486181U JP 12993490 U JP12993490 U JP 12993490U JP 12993490 U JP12993490 U JP 12993490U JP H0486181 U JPH0486181 U JP H0486181U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- head
- locking
- driving machine
- compressed air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Portable Nailing Machines And Staplers (AREA)
- Actuator (AREA)
Description
第１図は本考案になる打込機の一実施例を示す
側面図、第２図は第１図の打込機の要部拡大断面
図、第３図は従来技術での打込機を示す側面図、
第４図は第３図の打込機の要部拡大図である。
図において、２はシリンダ、３はピストン、４
はヘツド、５は環状溝、６はテーパ穴部、７は係
止部材、８は係止空間、９は環状突起部、１１は
テーパ突起部、１４は戻り室である。
Fig. 1 is a side view showing an embodiment of the driving machine according to the present invention, Fig. 2 is an enlarged sectional view of the main parts of the driving machine shown in Fig. 1, and Fig. 3 is a driving machine according to the prior art. Side view showing,
FIG. 4 is an enlarged view of the main parts of the driving machine shown in FIG. 3. In the figure, 2 is a cylinder, 3 is a piston, and 4 is a cylinder.
5 is a head, 5 is an annular groove, 6 is a tapered hole, 7 is a locking member, 8 is a locking space, 9 is an annular projection, 11 is a tapered projection, and 14 is a return chamber.
Claims (1)
該シリンダ内を往復動し環状溝を中間部に形成し
たヘツドを上部に配したピストンと、該ピストン
を上端位置へ復帰させるための圧縮空気を貯蔵す
る戻り室と、ゴムなどの弾性体から成り、上端位
置で前記ピストンのヘツドの環状溝と係合してピ
ストンを係止する環状突起部を有し、下端部に係
止空間が形成された係止部材とを配した打込機に
おいて、前記ヘツドの上端面にテーパ穴部を設け
、ピストンの戻り時に、ヘツドの上部が環状突起
部を通過すると同時または後に、前記テーパ穴部
と嵌合するようなテーパ突起部を係止部材の係止
空間内に設けたことを特徴とする打込機のピスト
ン係止構造。 The power source is compressed air, and a cylindrical cylinder,
It consists of a piston that reciprocates within the cylinder and has a head on the top with an annular groove formed in the middle, a return chamber that stores compressed air to return the piston to the upper end position, and an elastic body such as rubber. , a driving machine having an annular protrusion that engages with an annular groove of the head of the piston to lock the piston at the upper end position, and a locking member having a locking space formed at the lower end, A tapered hole is provided on the upper end surface of the head, and the locking member engages the tapered projection that fits into the tapered hole at the same time or after the upper part of the head passes through the annular projection when the piston returns. A piston locking structure for a driving machine characterized by being provided in a locking space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12993490U JPH0486181U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12993490U JPH0486181U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0486181U true JPH0486181U (en) | 1992-07-27 |
Family
ID=31877310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12993490U Pending JPH0486181U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0486181U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010142918A (en) * | 2008-12-22 | 2010-07-01 | Makita Corp | Driving tool |
-
1990
- 1990-11-30 JP JP12993490U patent/JPH0486181U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010142918A (en) * | 2008-12-22 | 2010-07-01 | Makita Corp | Driving tool |